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Finding the Fourth Proportional to 245,459.44, 367,649.52 and 202,856.72

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Solution

The fourth proportional to 245,459.44, 367,649.52 and 202,856.72 is: 303,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,459.44 : 367,649.52 = 202,856.72 : x
  2. Step 2: Convert to fraction form
    245,459.44/367,649.52 = 202,856.72/x
  3. Step 3: Cross multiply
    245,459.44x = 367,649.52 × 202,856.72
  4. Step 4: Simplify right side
    245,459.44x = 74,580,175,736.77
  5. Step 5: Solve for x
    x = 74,580,175,736.77/245,459.44
  6. Step 6: Final answer
    x = 303,839.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.